In the TCP/IP protocol suite, what is the main function of the transport layer?

2026

In the TCP/IP protocol suite, what is the main function of the transport layer?

  1. A.

    Synchronization

  2. B.

    Updating and maintenance of routing tables

  3. C.

    Process-to-process delivery

  4. D.

    Node-to-Node delivery

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Correct answer: C

The Transport Layer in the TCP/IP model is primarily responsible for end-to-end communication between applications running on different hosts. It utilizes port numbers to distinguish between different services, enabling process-to-process delivery.

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